SN8P2318 Series
C-type LCD, RFC 8-Bit Micro-Controller
SONiX TECHNOLOGY CO., LTD
Page 11
Version 1.5
1.5 PIN CIRCUIT DIAGRAMS
Reset shared pin structure:
Pin
Ext. Reset
Code Option
I/O Input Bus
Reset
GPIO pin structure:
Pull-Up
Resistor
Output
Latch
Pin
PnUR
PnM
I/O Input Bus
I/O Output Bus
PnM
Specific Output Function (e.g. PWM, RFC…) shared pin structure:
Pull-Up
Resistor
Output
Latch
Pin
PnUR
PnM
Output Bus
PnM
IO Input Bus
Specific Output
Function Control Bit
Specific Output
Bus
*. Specific Output
Function Control Bit
LCD SEG shared pin structure:
Pull-Up
Resistor
Output
Latch
Pin
PnUR
PnM
Output Bus
PnM
IO Input Bus
LCD SEG Control
Register
LCD Segment
Signal
LCD Segment Signal Generator